Online UV Intensity Meter For Water System 

On-Line Ultraviolet Intensity Monitor

Online monitoring of ultraviolet relative intensity % , and irradiances (mW/ cm²).

Easy operation, simple identification, precision reading, and control.



CHS4EM UV C light intensity meter is an on-line ultra violet fail-safe monitor, especially for UV disinfection lamps, ultraviolet light accelerated aging test machines, water treatment, UV air purifiers, air sanitizers, etc.

The best partner for UV devices on various occasions & applications:

  • UV curing and aging
  • Air sterilization
  • Sewage treatment, Water disinfection
  • Semiconductor fabrication
  • Offset printing
  • Environmental monitoring
  • Other industrial process control

Main Features

  • Advanced MCU for controlling, stable & reliable
  • Standard panel 1/16, 1/8 din: 48×48mm  48×96mm
  • LED display
  • UV irradiance low alarm
  • Easy operation & installation
  • Used in curing, aging, air sterilization, sewage treatment, water treatment, ozone detection, arc monitoring, and other industries

UVC Intensity Monitoring System

Best Partner for Air Water Purification

UV Relative Intensity % and UV Absolute intensity mw/cm² Management

UV meter UV monitor


Model LED display Display Parameters Alarm Dimension
Intensity relative value Intensity absolute value Running time For UV relative value For UV absolute value For running time Frame Holing
CHS4AM 4 digits × × 48×48×85cm 45×45cm
CHS4DM 4 digits × × × 48×48×85cm 45×45cm
CHS4EM 4 digits × × × 48×48×85cm 45×45cm
CHS9AM 5 digits × 48×94×110cm 45×92cm

Power Supply:

85~265V AC    45~65HZ

Consumption: 3W

0~19999uW/ cm²


UV sensor monitors UVC(253.7nm)

intensity of the ultraviolet disinfection

Operating temperature: 0~50℃

Humidity: 35~85% RH

about 350g

Warranty: 12 months

For support, please visit support center or email us at

1 x CHS4EM UV light intensity meter

1 x UVC intensity detector

1 x Manual